topsoil 的意思
topsoil 的翻译
topsoil
[ˈtɔpˌsɔɪl]
释义：
n. 表层土
例句：
The topsoil has been almost completely washed away.
表层土壤已差不多完全给冲走了.
换一句
Under flood conditions, great amounts of topsoil are washed to receiving streams.
在洪水泛滥时, 大量表层土壤被冲刷到承受的水流中.
换一句
This topsoil tends to wash away.
表层土壤要冲掉了.
换一句